December weather forecast
Merriman, NE

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Weather in December

December welcomes the winter season in Merriman, Nebraska, bringing along the cold weather with an average high temperature dipping to just 32°F (0°C). It's a dramatic shift in weather from November, turning the city into a winter wonderland. The verdant scenery is replaced by a whitewashed landscape as first snowflakes of the season start to fall. The city sparkles under the holiday lights, creating a picturesque winter scene. With wind gusts reaching up to 20.6mph (33.2km/h), it's the coldest and possibly the most enchanting month in Merriman.

Temperature

Merriman's December weather, marked by an average high temperature of 32°F (0°C) and an average low temperature of 18.9°F (-7.3°C), is the coldest in the year.

Humidity

In December, the average relative humidity is 75%.

Rainfall

In Merriman, during December, the rain falls for 2.8 days and regularly aggregates up to 0.71" (18mm) of precipitation. In Merriman, during the entire year, the rain falls for 108 days and collects up to 15.39" (391mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Merriman, during December, snow falls for 7.5 days and regularly aggregates up to 2.87" (73mm) of snow. In Merriman, during the entire year, snow falls for 47.3 days and aggregates up to 19.76" (502mm) of snow.

Daylight

With an average of 9h and 6min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:58 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:22 pm MST.

Sunshine

In December, the average sunshine is 5.8h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

December, on average, is the coldest month, registering a high temperature of 32°F (0°C) and a low of 18.9°F (-7.3°C).

How cold is December?

The average high-temperature, in December, in Merriman, is 32°F (0°C), while the average low-temperature is 18.9°F (-7.3°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in August is calculated to be 86°F (30°C).

What is the average humidity in December in Merriman?

The average relative humidity in December is 75%.

How much does it rain in December?

In Merriman, in December, during 2.8 rainfall days, 0.71" (18mm) of precipitation is typically accumulated.

How much does it snow in December?

In Merriman, in December, during 7.5 snowfall days, 2.87" (73mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 6min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 5min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 6:58 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 4:22 pm MST.

How many hours of sunshine does Merriman have in December?

In December, the average sunshine duration is 5.8h.

What is the month with the lowest UV index in Merriman?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Merriman, NE

Average temperature in December - Merriman, NE
  • Average high temperature in December: 32°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (32°F).

  • Average low temperature in December: 18.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in December
Merriman, NE

Average pressure in December - Merriman, NE
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in December
Merriman, NE

Average wind speed in December - Merriman, NE
  • Average wind speed in December: 11.4mph

The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (10.4mph).

Average humidity in December
Merriman, NE

Average humidity in December - Merriman, NE
  • Average humidity in December: 75%

The month with the highest relative humidity is January (79%).
The months with the lowest relative humidity are August and September (51%).

Average rainfall in December
Merriman, NE

Average rainfall in December - Merriman, NE
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is May (2.4").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in December
Merriman, NE

Average rainfall days in December - Merriman, NE
  • Average rainfall days in December: 2.8 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is December (2.8 days).

Average snowfall in December
Merriman, NE

Average snowfall in December - Merriman, NE
  • Average snowfall in December: 2.87"

The month with the highest snowfall is March (3.58").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Merriman, NE

Average snowfall days in December - Merriman, NE
  • Average snowfall days in December: 7.5 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Merriman, NE

Average daylight in December / Average sunshine in December - Merriman, NE
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 5h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).

Average sunshine days in December
Merriman, NE

Average sunshine days in December - Merriman, NE
  • Average sunshine days in December: 21 days

The month with the most sunshine days is December (21 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in December
Merriman, NE

Average UV index in December - Merriman, NE
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Merriman, NE

Average cloud cover in December - Merriman, NE
  • Average cloud cover in December: 37

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in December
Merriman, NE

Average visibility in December - Merriman, NE
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Merriman, Nebraska, USA

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